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<?php
/**
* Display a loop of posts.
*
* Class SiteOrigin_Panels_Widgets_PostLoop
*/
class SiteOrigin_Panels_Widgets_PostLoop extends WP_Widget {
static $rendering_loop;
static $current_loop_template;
static $current_loop_instance;
/**
* @var SiteOrigin_Panels_Widgets_PostLoop_Helper
*/
private $helper;
function __construct() {
parent::__construct(
'siteorigin-panels-postloop',
__( 'Post Loop', 'siteorigin-panels' ),
array(
'description' => __( 'Displays a post loop.', 'siteorigin-panels' ),
),
array(
'width' => 800,
)
);
}
/**
* Are we currently rendering a post loop
*
* @return bool
*/
static function is_rendering_loop() {
return self::$rendering_loop;
}
/**
* Which post loop is currently being rendered
*
* @return array
*/
static function get_current_loop_template() {
return self::$current_loop_template;
}
/**
* Which post loop is currently being rendered
*
* @return array
*/
static function get_current_loop_instance() {
return self::$current_loop_instance;
}
/**
* Update the widget
*
* @param array $new
* @param array $old
* @return array
*/
function update( $new, $old ){
if( class_exists( 'SiteOrigin_Widget' ) && class_exists( 'SiteOrigin_Widget_Field_Posts' ) ) {
$helper = $this->get_helper_widget( $this->get_loop_templates() );
return $helper->update( $new, $old );
}
else {
$new['more'] = !empty( $new['more'] );
return $new;
}
}
/**
* @param array $args
* @param array $instance
*/
function widget( $args, $instance ) {
if( empty( $instance['template'] ) ) return;
if( is_admin() ) return;
static $depth = 0;
$depth++;
if( $depth > 1 ) {
// Because of infinite loops, don't render this post loop if its inside another
$depth--;
echo $args['before_widget'].$args['after_widget'];
return;
}
$query_args = $instance;
//If Widgets Bundle post selector is available and a posts query has been saved using it.
if ( function_exists( 'siteorigin_widget_post_selector_process_query' ) && ! empty( $instance['posts'] ) ) {
$query_args = siteorigin_widget_post_selector_process_query($instance['posts']);
$query_args['additional'] = empty($instance['additional']) ? array() : $instance['additional'];
}
else {
if ( ! empty( $instance['posts'] ) ) {
// This is using the new WB 1.9 posts field
$query_args = wp_parse_args( $instance['posts'], $query_args );
}
if( ! empty( $query_args['sticky'] ) ) {
switch( $query_args['sticky'] ){
case 'ignore' :
$query_args['ignore_sticky_posts'] = 1;
break;
case 'only' :
$query_args['post__in'] = get_option( 'sticky_posts' );
break;
case 'exclude' :
$query_args['post__not_in'] = get_option( 'sticky_posts' );
break;
}
}
unset($query_args['template']);
unset($query_args['title']);
unset($query_args['sticky']);
if (empty($query_args['additional'])) {
$query_args['additional'] = array();
}
}
$query_args = wp_parse_args($query_args['additional'], $query_args);
unset($query_args['additional']);
global $wp_rewrite;
if( $wp_rewrite->using_permalinks() ) {
if( get_query_var('paged') ) {
// When the widget appears on a sub page.
$query_args['paged'] = get_query_var('paged');
}
elseif( strpos( $_SERVER['REQUEST_URI'], '/page/' ) !== false ) {
// When the widget appears on the home page.
preg_match('/\/page\/([0-9]+)\//', $_SERVER['REQUEST_URI'], $matches);
if(!empty($matches[1])) $query_args['paged'] = intval($matches[1]);
else $query_args['paged'] = 1;
}
else $query_args['paged'] = 1;
}
else {
// Get current page number when we're not using permalinks
$query_args['paged'] = isset($_GET['paged']) ? intval($_GET['paged']) : 1;
}
// Exclude the current post to prevent possible infinite loop
global $siteorigin_panels_current_post;
if( !empty($siteorigin_panels_current_post) ){
if( !empty( $query_args['post__not_in'] ) ){
if( !is_array( $query_args['post__not_in'] ) ){
$query_args['post__not_in'] = explode( ',', $query_args['post__not_in'] );
$query_args['post__not_in'] = array_map( 'intval', $query_args['post__not_in'] );
}
$query_args['post__not_in'][] = $siteorigin_panels_current_post;
}
else {
$query_args['post__not_in'] = array( $siteorigin_panels_current_post );
}
}
if( !empty($query_args['post__in']) && !is_array($query_args['post__in']) ) {
$query_args['post__in'] = explode(',', $query_args['post__in']);
$query_args['post__in'] = array_map('intval', $query_args['post__in']);
}
// Create the query
query_posts( apply_filters( 'siteorigin_panels_postloop_query_args', $query_args ) );
echo $args['before_widget'];
// Filter the title
$instance['title'] = apply_filters('widget_title', $instance['title'], $instance, $this->id_base);
if ( !empty( $instance['title'] ) ) {
echo $args['before_title'] . $instance['title'] . $args['after_title'];
}
global $more; $old_more = $more; $more = empty($instance['more']);
self::$rendering_loop = true;
self::$current_loop_instance = $instance;
self::$current_loop_template = $instance['template'];
if(strpos('/'.$instance['template'], '/content') !== false) {
while( have_posts() ) {
the_post();
locate_template($instance['template'], true, false);
}
}
else {
locate_template($instance['template'], true, false);
}
self::$rendering_loop = false;
self::$current_loop_instance = null;
self::$current_loop_template = null;
echo $args['after_widget'];
// Reset everything
wp_reset_query();
$depth--;
}
/**
* Display the form for the post loop.
*
* @param array $instance
* @return string|void
*/
function form( $instance ) {
$templates = $this->get_loop_templates();
if( empty($templates) ) {
?><p><?php _e("Your theme doesn't have any post loops.", 'siteorigin-panels') ?></p><?php
return;
}
// If the Widgets Bundle is installed and the post selector is available, use that.
// Otherwise revert back to our own form fields.
if( class_exists( 'SiteOrigin_Widget' ) && class_exists( 'SiteOrigin_Widget_Field_Posts' ) ) {
$helper = $this->get_helper_widget( $templates );
$helper->form( $instance );
}
else {
$instance = wp_parse_args( $instance, array(
'title' => '',
'template' => 'loop.php',
// Query args
'post_type' => 'post',
'posts_per_page' => '',
'order' => 'DESC',
'orderby' => 'date',
'sticky' => '',
'additional' => '',
'more' => false,
) );
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ) ?>"><?php _e( 'Title', 'siteorigin-panels' ) ?></label>
<input type="text" class="widefat" name="<?php echo $this->get_field_name( 'title' ) ?>" id="<?php echo $this->get_field_id( 'title' ) ?>" value="<?php echo esc_attr( $instance['title'] ) ?>">
</p>
<p>
<label for="<?php echo $this->get_field_id('template') ?>"><?php _e('Template', 'siteorigin-panels') ?></label>
<select id="<?php echo $this->get_field_id( 'template' ) ?>" name="<?php echo $this->get_field_name( 'template' ) ?>">
<?php foreach($templates as $template) : ?>
<option value="<?php echo esc_attr($template) ?>" <?php selected($instance['template'], $template) ?>>
<?php
$headers = get_file_data( locate_template($template), array(
'loop_name' => 'Loop Name',
) );
echo esc_html(!empty($headers['loop_name']) ? $headers['loop_name'] : $template);
?>
</option>
<?php endforeach; ?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('more') ?>"><?php _e('More Link', 'siteorigin-panels') ?></label>
<input type="checkbox" class="widefat" id="<?php echo $this->get_field_id( 'more' ) ?>" name="<?php echo $this->get_field_name( 'more' ) ?>" <?php checked( $instance['more'] ) ?> /><br/>
<small><?php _e('If the template supports it, cut posts and display the more link.', 'siteorigin-panels') ?></small>
</p>
<?php
if ( ! empty( $instance['posts'] ) ) {
$instance = wp_parse_args( $instance['posts'] , $instance );
unset( $instance['posts'] );
//unset post__in and taxonomies?
}
// Get all the loop template files
$post_types = get_post_types(array('public' => true));
$post_types = array_values($post_types);
$post_types = array_diff($post_types, array('attachment', 'revision', 'nav_menu_item'));
?>
<p>
<label for="<?php echo $this->get_field_id('post_type') ?>"><?php _e('Post Type', 'siteorigin-panels') ?></label>
<select id="<?php echo $this->get_field_id( 'post_type' ) ?>" name="<?php echo $this->get_field_name( 'post_type' ) ?>" value="<?php echo esc_attr($instance['post_type']) ?>">
<?php foreach($post_types as $type) : ?>
<option value="<?php echo esc_attr($type) ?>" <?php selected($instance['post_type'], $type) ?>><?php echo esc_html($type) ?></option>
<?php endforeach; ?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('posts_per_page') ?>"><?php _e('Posts Per Page', 'siteorigin-panels') ?></label>
<input type="text" class="small-text" id="<?php echo $this->get_field_id( 'posts_per_page' ) ?>" name="<?php echo $this->get_field_name( 'posts_per_page' ) ?>" value="<?php echo esc_attr($instance['posts_per_page']) ?>" />
</p>
<p>
<label <?php echo $this->get_field_id('orderby') ?>><?php _e('Order By', 'siteorigin-panels') ?></label>
<select id="<?php echo $this->get_field_id( 'orderby' ) ?>" name="<?php echo $this->get_field_name( 'orderby' ) ?>" value="<?php echo esc_attr($instance['orderby']) ?>">
<option value="none" <?php selected($instance['orderby'], 'none') ?>><?php esc_html_e('None', 'siteorigin-panels') ?></option>
<option value="ID" <?php selected($instance['orderby'], 'ID') ?>><?php esc_html_e('Post ID', 'siteorigin-panels') ?></option>
<option value="author" <?php selected($instance['orderby'], 'author') ?>><?php esc_html_e('Author', 'siteorigin-panels') ?></option>
<option value="name" <?php selected($instance['orderby'], 'name') ?>><?php esc_html_e('Name', 'siteorigin-panels') ?></option>
<option value="name" <?php selected($instance['orderby'], 'name') ?>><?php esc_html_e('Name', 'siteorigin-panels') ?></option>
<option value="date" <?php selected($instance['orderby'], 'date') ?>><?php esc_html_e('Date', 'siteorigin-panels') ?></option>
<option value="modified" <?php selected($instance['orderby'], 'modified') ?>><?php esc_html_e('Modified', 'siteorigin-panels') ?></option>
<option value="parent" <?php selected($instance['orderby'], 'parent') ?>><?php esc_html_e('Parent', 'siteorigin-panels') ?></option>
<option value="rand" <?php selected($instance['orderby'], 'rand') ?>><?php esc_html_e('Random', 'siteorigin-panels') ?></option>
<option value="comment_count" <?php selected($instance['orderby'], 'comment_count') ?>><?php esc_html_e('Comment Count', 'siteorigin-panels') ?></option>
<option value="menu_order" <?php selected($instance['orderby'], 'menu_order') ?>><?php esc_html_e('Menu Order', 'siteorigin-panels') ?></option>
<option value="post__in" <?php selected($instance['orderby'], 'post__in') ?>><?php esc_html_e('Post In Order', 'siteorigin-panels') ?></option>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('order') ?>"><?php _e('Order', 'siteorigin-panels') ?></label>
<select id="<?php echo $this->get_field_id( 'order' ) ?>" name="<?php echo $this->get_field_name( 'order' ) ?>" value="<?php echo esc_attr($instance['order']) ?>">
<option value="DESC" <?php selected($instance['order'], 'DESC') ?>><?php esc_html_e('Descending', 'siteorigin-panels') ?></option>
<option value="ASC" <?php selected($instance['order'], 'ASC') ?>><?php esc_html_e('Ascending', 'siteorigin-panels') ?></option>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('sticky') ?>"><?php _e('Sticky Posts', 'siteorigin-panels') ?></label>
<select id="<?php echo $this->get_field_id( 'sticky' ) ?>" name="<?php echo $this->get_field_name( 'sticky' ) ?>" value="<?php echo esc_attr($instance['sticky']) ?>">
<option value="" <?php selected($instance['sticky'], '') ?>><?php esc_html_e('Default', 'siteorigin-panels') ?></option>
<option value="ignore" <?php selected($instance['sticky'], 'ignore') ?>><?php esc_html_e('Ignore Sticky', 'siteorigin-panels') ?></option>
<option value="exclude" <?php selected($instance['sticky'], 'exclude') ?>><?php esc_html_e('Exclude Sticky', 'siteorigin-panels') ?></option>
<option value="only" <?php selected($instance['sticky'], 'only') ?>><?php esc_html_e('Only Sticky', 'siteorigin-panels') ?></option>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('additional') ?>"><?php _e('Additional ', 'siteorigin-panels') ?></label>
<input type="text" class="widefat" id="<?php echo $this->get_field_id( 'additional' ) ?>" name="<?php echo $this->get_field_name( 'additional' ) ?>" value="<?php echo esc_attr($instance['additional']) ?>" />
<small>
<?php
echo preg_replace(
'/1\{ *(.*?) *\}/',
'<a href="http://codex.wordpress.org/Function_Reference/query_posts">$1</a>',
__('Additional query arguments. See 1{query_posts}.', 'siteorigin-panels')
)
?>
</small>
</p>
<?php
}
}
/**
* Get all the existing files
*
* @return array
*/
function get_loop_templates(){
$templates = array();
$template_files = array(
'loop*.php',
'*/loop*.php',
'content*.php',
'*/content*.php',
);
$template_dirs = array( get_template_directory(), get_stylesheet_directory() );
$template_dirs = apply_filters( 'siteorigin_panels_postloop_template_directory', $template_dirs );
$template_dirs = array_unique( $template_dirs );
foreach( $template_dirs as $dir ){
foreach( $template_files as $template_file ) {
foreach( (array) glob($dir.'/'.$template_file) as $file ) {
if( file_exists( $file ) ) $templates[] = str_replace($dir.'/', '', $file);
}
}
}
$templates = array_unique( apply_filters( 'siteorigin_panels_postloop_templates', $templates ) );
foreach ( $templates as $template_key => $template) {
$invalid = false;
// Ensure the provided file has a valid name and path
if ( validate_file( $template ) != 0 ) {
$invalid = true;
}
// Don't expect non-PHP files
if ( substr( $template, -4 ) != '.php' ) {
$invalid = true;
}
$template = locate_template( $template );
if ( empty( $template ) || $invalid ) {
unset( $templates[ $template_key ] );
}
}
// Update array indexes to ensure logical indexing
sort( $templates );
sort( $templates );
return $templates;
}
/**
* Get the helper widget based on the Widgets Bundle's classes.
*
* @param $templates array Blog loop templates.
*
* @return mixed
*/
private function get_helper_widget( $templates ) {
if ( empty( $this->helper ) &&
class_exists( 'SiteOrigin_Widget' ) &&
class_exists( 'SiteOrigin_Widget_Field_Posts' ) ) {
$this->helper = new SiteOrigin_Panels_Widgets_PostLoop_Helper( $templates );
}
// These ensure the form fields name attributes are correct.
$this->helper->id_base = $this->id_base;
$this->helper->id = $this->id;
$this->helper->number = $this->number;
return $this->helper;
}
}
Zerion Mini Shell 1.0